Where Are People Moving in Jefferson, IL?
IRS county-to-county migration, 2023 tax year (released about two years after the tax year it covers).
People moving in
290
People moving out
306
Net migration
-141
Jefferson, IL is a net loser of residents. In the latest IRS data (2023 tax year), 290 people moved in and 306 moved out, for a net loss of -141. Net outflows can soften local rent and price growth over time, though the cause matters as much as the number.
Migration is most useful read alongside the rest of the market. People move for jobs, affordability, climate, and lifestyle, and where they come from and go to says a lot about what a county is competing on. Below are the specific counties driving Jefferson, IL’s flows in each direction.
Top counties people moved to Jefferson, IL from
| Origin county | Returns | People |
|---|---|---|
| Marion, ILIllinois | 83 | 150 |
| Franklin, ILIllinois | 75 | 129 |
| Williamson, ILIllinois | 31 | 44 |
| Wayne, ILIllinois | 27 | 53 |
| Washington, ILIllinois | 26 | 51 |
| Hamilton, ILIllinois | 24 | 43 |
| St. Clair, ILIllinois | 24 | 49 |
Top counties people left Jefferson, IL for
| Destination county | Returns | People |
|---|---|---|
| Marion, ILIllinois | 96 | 190 |
| Franklin, ILIllinois | 56 | 91 |
| Williamson, ILIllinois | 40 | 73 |
| Washington, ILIllinois | 35 | 64 |
| Wayne, ILIllinois | 33 | 74 |
| Hamilton, ILIllinois | 25 | 44 |
| Madison, ILIllinois | 21 | 28 |
“Returns” counts tax returns (a household proxy) that moved along each flow; “People” counts the individuals on those returns, when reported. IRS aggregate and foreign pseudo-rows are excluded. Informational only, not financial advice.
Frequently asked questions
Are people moving to Jefferson, IL or leaving?
Jefferson, IL had a net loss of -141 residents in the latest IRS data (2023 tax year), with 290 people moving in and 306 moving out. Net migration is inflow minus outflow.
Where are people moving to Jefferson, IL from?
The largest sources of new Jefferson, IL residents are Marion, IL, Franklin, IL, Williamson, IL. The full top-ten list of origin counties is in the table above.
Where do people leaving Jefferson, IL go?
People leaving Jefferson, IL most often move to Marion, IL, Franklin, IL, Williamson, IL. The full top-ten list of destination counties is in the table above.
What does Jefferson, IL migration mean for housing?
Migration is a leading demand signal. Sustained net inflows tend to support rents and home prices when supply cannot keep up, while net outflows can soften them. Read this alongside Jefferson, IL's price forecast, building permits, and affordability on the full county dashboard before drawing a conclusion.
How current is this Jefferson, IL migration data?
It comes from IRS Statistics of Income county-to-county migration data, which is released about two years after the tax year it covers; the figures above reflect the 2023 tax year. That lag is normal for this dataset, which counts actual tax returns rather than survey estimates.